矿用低压馈电开关中相敏短路保护的研究  

Study on Phase-sensitive Short-circuit Protection in LV Feeder Switchgear for Mine

作　　者：高俊岭[1] 王清灵[1] 朱咏梅[2] 

机构地区：[1]安徽理工大学电气系,安徽淮南232001 [2]上海电子信息职业技术学院,上海200237

出　　处：《煤矿机电》2007年第2期60-62,共3页Colliery Mechanical & Electrical Technology

摘　　要：描述了相敏对称短路保护的工作原理,介绍了以单片机80C196KB为核心,通过相敏整流的方法检测、计算功率因数的实施方案,具有抗干扰性能好,实施电路简单的优点。The paper presents the working principle of phase implementing scheme of detecting and calculating power factor - chip microcomputer 80C196KB as the core, which has good for realizing. -sensitive short- circuit protection, introduces the by phase -sensitive rectification method with single performance of anti - interference and simple circuit

关 键 词：低压馈电开关 相敏短路保护 功率因数 80C196KB 

分 类 号：TD611.5[矿业工程—矿山机电]